下列词语中加点的字读音和字形都没有错误的一组是（3分）（ ）

Time to go to bed, Mary.—-Oh, mum. I won’t go to bed _______ I finishes mycomposition.

is mv daughter. name is Linda.

I’m going to the post office.–_______you’re there, can you get me some postcards?

is work completed, the businessman stepped back to his seat,feeling pleased __________ he was a man of action